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Cut a straight piece of metal coat hanger, about 10 inches long. Bend it back and forth a few times. The point where the bend is will now be work hardened.
*If you repeat this bending too many times, it will break because the hardening also makes it brittle.
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What is the NAICS code for sheet metal work?
332322 (Sheet Metal Work Manufacturing) is the coding.
How would you describe a metal that has a yield strength and tensile strength that are the same?
Brittle
What is a permanent fixing in metal work?
Welding
Can cement tools be washed off in the kitchen sink and will the cement plug up and harden in the drain?
They should not be cleaned in the kitchen sink and YES, it will harden in the drain.
What process involves treating rubber to harden it?
Vulcanisation.
Describe how to work-harden a metal?
so your cheating on metal work merit badge
How do you make metal strong?
Alloy it or work harden it.
How do you heat treat or harden a metal chisel?
Heat the metal red hot. To harden the metal, cool it quickly by dunking it into cold water. To get a soft metal, let it cool slowly.
A process in which molten metal is poured into a mold and allowed to harden.?
Casting
Describe what a machine is able to do?
a machine is able to work in gears and metal to produce something.
Describe two ways minerals are mined?
to harden and make things and drilling tools
What word describe harden from cold?
The word that describes hardening due to cold is "freezing".
What metal technique did the Assyrians learn from the Hittites?
The leaned techniques to harden iron weapons.
What metal-working technique did the assyrians learn from the hittites?
The leaned techniques to harden iron weapons.
What metal working-technique did the Assyrians learn from the Hittites?
The leaned techniques to harden iron weapons.
What exactly is case hardening?
Case hardening, also referred to as surface hardening is the process of hardening a surface of a metal. It is done by surfacing the metal surface with a layer of metal on top of it, in order to harden it.
How are metal alloys created in manufacturing?
Metal alloys are primarily created by being heating, melting and blending, then allowed to cool and harden. This is common in alloy manufacturing plants.
